What is CVE-2021-27573?

CVE-2021-27573 is a critical-severity vulnerability in Remotemouse Emote Remote Mouse, classified under Missing Authorization. CVSS score: 9.8/10. Published 2021-05-07.

How severe is CVE-2021-27573?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-27573 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Remotemouse Emote Remote Mouse

CVE-2021-27573

An issue was discovered in Emote Remote Mouse through 4.0.0.0. Remote unauthenticated users can execute arbitrary code via crafted UDP packets with no prior authorization or authentication.

Vulnerability class: Broken Access Control

EPSS: 0.142 (96.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Remotemouse Emote_remote_mouse
N/a — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

Public proof-of-concept exploits

References

cve@mitre.org (Product, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-27573?: CVE-2021-27573 is a critical-severity vulnerability in Remotemouse Emote Remote Mouse, classified under Missing Authorization. CVSS score: 9.8/10. Published 2021-05-07.
How severe is CVE-2021-27573?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-27573 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.